diff options
Diffstat (limited to 'drivers/iommu')
| -rw-r--r-- | drivers/iommu/dmar.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/iommu/dmar.c b/drivers/iommu/dmar.c index be4164b3ebe..388a1189e55 100644 --- a/drivers/iommu/dmar.c +++ b/drivers/iommu/dmar.c @@ -921,11 +921,11 @@ int qi_submit_sync(struct qi_desc *desc, struct intel_iommu *iommu) restart: rc = 0; - spin_lock_irqsave(&qi->q_lock, flags); + raw_spin_lock_irqsave(&qi->q_lock, flags); while (qi->free_cnt < 3) { - spin_unlock_irqrestore(&qi->q_lock, flags); + raw_spin_unlock_irqrestore(&qi->q_lock, flags); cpu_relax(); - spin_lock_irqsave(&qi->q_lock, flags); + raw_spin_lock_irqsave(&qi->q_lock, flags); } index = qi->free_head; @@ -965,15 +965,15 @@ restart: if (rc) break; - spin_unlock(&qi->q_lock); + raw_spin_unlock(&qi->q_lock); cpu_relax(); - spin_lock(&qi->q_lock); + raw_spin_lock(&qi->q_lock); } qi->desc_status[index] = QI_DONE; reclaim_free_desc(qi); - spin_unlock_irqrestore(&qi->q_lock, flags); + raw_spin_unlock_irqrestore(&qi->q_lock, flags); if (rc == -EAGAIN) goto restart; @@ -1159,7 +1159,7 @@ int dmar_enable_qi(struct intel_iommu *iommu) qi->free_head = qi->free_tail = 0; qi->free_cnt = QI_LENGTH; - spin_lock_init(&qi->q_lock); + raw_spin_lock_init(&qi->q_lock); __dmar_enable_qi(iommu); |